Valmiki Ramayana Aranya Kanda Sarga 52 Shloka 2
Original Shlokaनिमित्तं लक्षणज्ञानं शकुनिस्वरदर्शनम्। अवश्यं सुखदुःखेषु नराणां प्रतिदृश्यते।।3.52.2।।
1 source checked for this shloka
लक्षणज्ञानम् prognostication, शकुनिस्वरदर्शनम् sounds of ominous birds, नराणाम् for people, सुखदुःखेषु in joy and sorrow, अवश्यम् certainly, निमित्तम् indications, प्रतिदृश्यते are perceived.
People, for sure, foresee weal and woe in life from auspicious symptoms and ominous sounds.